KEETON, Morris T. BEST ONLINE INSTRUCTIONAL PRACTICES: REPORT OF PHASE I OF AN ONGOING STUDY. Online Learning, Boston, MA, v. 8, n. 2, 2019. DOI: 10.24059/olj.v8i2.1829. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/1829. Acesso em: 25 mar. 2026.